Renowned aviator Glenn Curtiss, rival of the Wright Brothers and a founder of the U.S. aircraft industry, could also be called the father of flying cars. In 1917, he unveiled the Curtiss Autoplane, which is widely considered the first of its kind. The aluminum autoplane had a Model T Ford-like body, four wheels, a 40-feet wingspan, and a giant 4-blade propeller mounted in the back. Although the autoplane only managed a few hops, people lauded Curtiss' "aerial limousine" as the forerunner for personal vehicles to come.
Read the full story in "Glenn Curtiss Sees a Vision of Aviation's Future"